horizont/Source/Knob.h

#pragma once

#include <JuceHeader.h>

class Knob : public juce::Component
{
public:
    Knob (const juce::String& title,
          juce::AudioProcessorValueTreeState& apvts,
          const juce::String& paramID,
          float defaultValue,
          std::function<juce::String (float)> format,
          const juce::String& tooltip);

    void paint (juce::Graphics&) override;
    void resized() override;
    void setScaleFactor (float scale);

private:
    void updateValueLabel();

    std::function<juce::String (float)> format;
    juce::Label nameLabel;
    juce::Label valueLabel;
    juce::Slider slider;
    std::unique_ptr<juce::AudioProcessorValueTreeState::SliderAttachment> attachment;

    float scaleFactor = 1.0f;

    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (Knob)
};